| General |
|
Year
|
2024
|
2024
|
|
Manufacturer
|
Yamaha
|
Yamaha
|
|
Model Name
|
YZ250FX
|
YZ250FX
|
|
Trim Name
|
Base
|
Base
|
|
Generic Type (Primary)
|
Off-Road
|
Off-Road
|
| Engine |
|
Engine Type
|
DOHC, 4-valve (titanium), single
|
DOHC, 4-valve (titanium), single
|
|
Displacement
|
250 cc
|
250 cc
|
|
Cooling System
|
Liquid-cooled
|
Liquid-cooled
|
|
Bore
|
77 mm
|
77 mm
|
|
Stroke
|
53.6 mm
|
53.6 mm
|
|
Compression Ratio
|
13.8:1
|
13.8:1
|
|
Fuel System
|
44 mm Keihin throttle body F.I.
|
44 mm Keihin throttle body F.I.
|
|
Lubrication
|
Wet sump
|
Wet sump
|
|
Ignition
|
TCI
|
TCI
|
|
Starter
|
Electric
|
Electric
|
| Drivetrain |
|
Transmission
|
Constant mesh, 6-speed
|
Constant mesh, 6-speed
|
|
Final Drive
|
Chain
|
Chain
|
| Suspension |
|
Front Suspension
|
Fully adj. 48 mm, inverted fork
|
Fully adj. 48 mm, inverted fork
|
|
Rear Suspension
|
Fully adj. Monocross
|
Fully adj. Monocross
|
| Brakes |
|
Front braking system
|
270 mm, floating disc / twin piston caliper
|
270 mm, floating disc / twin piston caliper
|
|
Rear braking system
|
240 mm disc / single piston caliper
|
240 mm disc / single piston caliper
|
| Wheels & Tires |
|
Front Tire
|
80/100-21 Dunlop® Geomax MX33F
|
80/100-21 Dunlop® Geomax MX33F
|
|
Rear Tire
|
110/100-18 Dunlop® Geomax MX33
|
110/100-18 Dunlop® Geomax MX33
|
|
Front Wheel Travel
|
310 mm (12.2")
|
310 mm (12.2")
|
|
Rear Wheel Travel
|
318 mm (12.5")
|
318 mm (12.5")
|
| Dimensions |
|
Length
|
2,174 mm (85.6")
|
2,174 mm (85.6")
|
|
Width
|
825 mm (32.5")
|
825 mm (32.5")
|
|
Height
|
1,280 mm (50.4")
|
1,280 mm (50.4")
|
|
Wheelbase
|
1,481 mm (58.3")
|
1,481 mm (58.3")
|
|
Ground Clearance
|
320 mm (12.6")
|
320 mm (12.6")
|
|
Seat Height
|
955 mm (37.6")
|
955 mm (37.6")
|
| Capacities |
|
Fuel Capacity
|
8.2 litres (1.8 imp. gallons)
|
8.2 litres (1.8 imp. gallons)
|
| Weights |
|
Weight
|
Wet: 111 kg (245 lb)
|
Wet: 111 kg (245 lb)
|
| Color |
|
Colors
|
Yamaha Racing Blue
|
Yamaha Racing Blue
|
|
|
|
|
